Finding the Fourth Proportional to 538,948.94, 808,427.49 and 239,349.08
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Solution
The fourth proportional to 538,948.94, 808,427.49 and 239,349.08 is: 359,025.43
Step by Step Solution
- Step 1: Write the proportion equation
538,948.94 : 808,427.49 = 239,349.08 : x - Step 2: Convert to fraction form
538,948.94/808,427.49 = 239,349.08/x - Step 3: Cross multiply
538,948.94x = 808,427.49 × 239,349.08 - Step 4: Simplify right side
538,948.94x = 193,496,375,978.21 - Step 5: Solve for x
x = 193,496,375,978.21/538,948.94 - Step 6: Final answer
x = 359,025.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.